/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsMailProfileMigratorUtils.h"
#include "nsIServiceManager.h"
#include "nsOutlookProfileMigrator.h"
#include "nsIProfileMigrator.h"
#include "nsIImportSettings.h"
#include "nsIFile.h"
#include "nsITimer.h"
#include "nsComponentManagerUtils.h"

NS_IMPL_ISUPPORTS(nsOutlookProfileMigrator, nsIMailProfileMigrator,
                  nsITimerCallback)

nsOutlookProfileMigrator::nsOutlookProfileMigrator() {
  mProcessingMailFolders = false;
  // get the import service
  mImportModule = do_CreateInstance("@mozilla.org/import/import-outlook;1");
}

nsOutlookProfileMigrator::~nsOutlookProfileMigrator() {}

nsresult nsOutlookProfileMigrator::ContinueImport() { return Notify(nullptr); }

///////////////////////////////////////////////////////////////////////////////
// nsITimerCallback

NS_IMETHODIMP
nsOutlookProfileMigrator::Notify(nsITimer* timer) {
  int32_t progress;
  mGenericImporter->GetProgress(&progress);

  nsAutoString index;
  index.AppendInt(progress);
  NOTIFY_OBSERVERS(MIGRATION_PROGRESS, index.get());

  if (progress == 100)  // are we done yet?
  {
    if (mProcessingMailFolders)
      return FinishCopyingMailFolders();
    else
      return FinishCopyingAddressBookData();
  } else {
    // fire a timer to handle the next one.
    nsresult rv = NS_NewTimerWithCallback(
        getter_AddRefs(mFileIOTimer), static_cast<nsITimerCallback*>(this), 100,
        nsITimer::TYPE_ONE_SHOT, nullptr);
    if (NS_FAILED(rv)) {
      NS_WARNING("Could not start mFileIOTimer timer");
    }
  }
  return NS_OK;
}

NS_IMETHODIMP
nsOutlookProfileMigrator::GetName(nsACString& aName) {
  aName.AssignLiteral("nsOutlookProfileMigrator");
  return NS_OK;
}

///////////////////////////////////////////////////////////////////////////////
// nsIMailProfileMigrator

NS_IMETHODIMP
nsOutlookProfileMigrator::Migrate(uint16_t aItems, nsIProfileStartup* aStartup,
                                  const char16_t* aProfile) {
  nsresult rv = NS_OK;

  if (aStartup) {
    rv = aStartup->DoStartup();
    NS_ENSURE_SUCCESS(rv, rv);
  }

  NOTIFY_OBSERVERS(MIGRATION_STARTED, nullptr);

  rv = ImportSettings(mImportModule);

  // now import address books
  // this routine will asynchronously import address book data and it will then
  // kick off the final migration step, copying the mail folders over.
  rv = ImportAddressBook(mImportModule);

  // don't broadcast an on end migration here. We aren't done until our asynch
  // import process says we are done.
  return rv;
}

NS_IMETHODIMP
nsOutlookProfileMigrator::GetMigrateData(const char16_t* aProfile,
                                         bool aReplace, uint16_t* aResult) {
  // There's no harm in assuming everything is available.
  *aResult = nsIMailProfileMigrator::ACCOUNT_SETTINGS |
             nsIMailProfileMigrator::ADDRESSBOOK_DATA |
             nsIMailProfileMigrator::MAILDATA;
  return NS_OK;
}

NS_IMETHODIMP
nsOutlookProfileMigrator::GetSourceExists(bool* aResult) {
  *aResult = false;

  nsCOMPtr<nsISupports> supports;
  mImportModule->GetImportInterface(NS_IMPORT_SETTINGS_STR,
                                    getter_AddRefs(supports));
  nsCOMPtr<nsIImportSettings> importSettings = do_QueryInterface(supports);

  if (importSettings) {
    nsString description;
    nsCOMPtr<nsIFile> location;
    importSettings->AutoLocate(getter_Copies(description),
                               getter_AddRefs(location), aResult);
  }

  return NS_OK;
}

NS_IMETHODIMP
nsOutlookProfileMigrator::GetSourceHasMultipleProfiles(bool* aResult) {
  *aResult = false;
  return NS_OK;
}

NS_IMETHODIMP
nsOutlookProfileMigrator::GetSourceProfiles(nsTArray<nsString>& aResult) {
  return NS_OK;
}

NS_IMETHODIMP
nsOutlookProfileMigrator::GetSourceProfileLocations(
    nsTArray<RefPtr<nsIFile>>& aResult) {
  return NS_OK;
}